CN101977179A - Dual-network dual-system computer communication method - Google Patents
Dual-network dual-system computer communication method Download PDFInfo
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- CN101977179A CN101977179A CN2010102588289A CN201010258828A CN101977179A CN 101977179 A CN101977179 A CN 101977179A CN 2010102588289 A CN2010102588289 A CN 2010102588289A CN 201010258828 A CN201010258828 A CN 201010258828A CN 101977179 A CN101977179 A CN 101977179A
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Abstract
The invention discloses a dual-system dual-network computer communication method. The method comprises the following steps: 1, setting a dual SSD hardisk and a physical switch; 2, switching internal and external network systems by the physical switch, identifying whether the current system is the internal network or the external network by BIOS after the system is electrified and started up; detecting whether a USB interface security module exists or not if the system is the internal network, not loading a WIFI module if the USB interface security module exists, switching a 3G module to an internal network mode, keeping only one USB interface available without loading an external interface, and entering the internal network system; executing step 4 if the USB interface security module does not exist; 3, loading the WIFI module when the BIOS identifies the current system is the external network, switching the 3G module to the external network mode, loading all external interfaces, and entering the external system; and 4, disconnecting and closing the system. The method can realize switching of internal network and external network, and the internal network and the external network adopt a physical isolation mechanism, has high security and is easy to realize.
Description
Technical field
The present invention relates to a kind of computer means of communication, be specifically related to a kind of dual network dual system computer means of communication.
Background technology
Along with social development, Working information is more and more, the traffic handing capacity of cell phone apparatus in mobile office, mobile operating more and more is in a disadvantageous position, can't satisfy industry user's demand far away, and portable notebook and panel computer more and more are subjected to people's welcome, especially panel computer has remarkable portability and lasting battery flying power, for mobile office brings great convenience.Because the information security issue of the Internet, manyly the higher unit Intranet of security requirement is not inserted the Internet, for example mobile office, mobile operating, or remote office and Business Processing place, under the situation of no Intranet link, need to use the work of Intranet information just can't carry out.
Summary of the invention
The object of the present invention is to provide a kind of dual network dual system computer means of communication, can realize the switching of Intranet and outer net, Intranet and outer net adopt physics to disconnect isolation mech isolation test, and high safety is easy to realize.
The present invention is by the following technical solutions:
A kind of dual system dual network computer means of communication is characterized in that:
Step 3 when BIOS discerns current system and is outer net, then loads the WIFI module, and the 3G module is switched to the outer net pattern, loads all external interfaces, enters the outer net system;
Step 4, system's power down shutdown.
As a preferred embodiment of the present invention, described pair of SSD hard disk is connected with high-speed analog switch, connects mainboard through the SATA interface.
As another kind of preferred version of the present invention, described Intranet hard disk and outer net hard disk switch employing physics and disconnect isolated part.
As another preferred version of the present invention, described 3G module comprises double SIM card, by the switching of physical switch control double SIM card.
The invention has the beneficial effects as follows:
Intranet of the present invention and outer net adopt free of data switching path physically, need guarantee that synchronization has only a network to power up operation; Intranet uses 3G network (APN/VPDN) safety to insert, and the 3G module adopts the double SIM card handover scheme, and outer net can use communication mode commonly used to insert arbitrary network; Adopt physics to disconnect isolation mech isolation test between Intranet and the outer net; Intranet and outer net use hard disk separately, and mainboard integration USB security module is used for Intranet; The employing of these technological means strengthens fail safe of the present invention, greatly reduces with outer net to be connected the risk of bringing, and has made things convenient for mobile office, mobile operating, or remote office and Business Processing place, the need of work under the no Intranet link situation.The present invention is mainly used on the panel computer, also can be used for waiting on the terminal on the Laptop ﹠ Desktop.
Other advantages of the present invention, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being conspicuous to those skilled in the art, perhaps can obtain instruction from the practice of the present invention to investigating hereinafter.Target of the present invention and other advantages can realize and obtain by specifically noted structure in following specification or the accompanying drawing.
Description of drawings
Fig. 1 is a flow chart of the present invention;
Fig. 2 is the fundamental diagram of the two SSD hard disks of the present invention;
Fig. 3 is the structured flowchart of 3G module of the present invention.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described:
As shown in Figure 1 and Figure 2, two SSD hard disks comprise Intranet hard disk and outer net hard disk, and inside and outside and outer net synchronization need guarantee to have only a system power-up operation, and physics mode is adopted in the switching between two network systems, and promptly physics disconnects isolated part.Two SSD hard disks are connected with high-speed analog switch, connect mainboard through the SATA interface.
Two SSD hard disks are a kind of integrated two solid state memory discs fully independently physically, has standard SATA interface, by the self-defining control signal of SATA interface, when powering on, select one in internally two independent SSD hard disks (Intranet hard disk and outer net hard disk) and switch to system.Simultaneously, the power supply and the holding wire of the SSD hard disk of not choosing will be cut off, even this moment, physical removal did not choose the SSD hard disk that system is also had no effect.If selected SSD hard disk failure or not installation, then system shows as does not have SSD equipment.Choosing dish action only in 3 seconds after powering on effectively, after powering on, even switch choosing dish signal, inner handover module can not move yet.
Computer is provided with the physical switch of the two SSD hard disks of control, WIFI module, 3G module and external apparatus interface, and the physical switch in the present embodiment is a hand switch.As shown in Figure 3, built-in computer 3G module, the mode that the 3G module adopts double SIM card to switch, when physical switch switches to Intranet, the 3G module can only be connected with Intranet with the USB security module by SIM card 1, can not carry out other network operations, and SIM card 2 is in off-position; When switching to outer net, the 3G module is connected with 3G network by SIM card 2, can normally surf the web.
Step of the present invention is:
Step 3 when BIOS discerns current system and is outer net, then loads the WIFI module, and the 3G module is switched to the outer net pattern, loads all external interfaces, enters the outer net system;
Step 4, system's power down shutdown.
When before the start physical switch being placed Intranet, the system power-up start, do not load the WIFI module, the 3G module is switched to the Intranet pattern, only allow the Intranet SIM card to connect, do not load every other external interface, only keep a fixing Intranet USB interface, load the USB security module, SATA selects signal that hard disk is switched to the Intranet hard disk, the outer net hard disk does not power up, and guarantees that synchronization has only a hard disk to power up.
When before the start physical switch being placed outer net, the system power-up start, load the WIFI module, the 3G module is switched to the outer net pattern, only allow the outer net SIM card to connect, load all external interfaces, do not load the USB security module, and SATA selects signal that hard disk is switched to the outer net hard disk, and the Intranet hard disk does not power up, and guarantees that synchronization has only a hard disk to power up.
When system power-up start operation, manually pull the physics diverter switch, switching is not done by system, keeps current state, and after the system cut-off shutdown was started shooting again, SSD selected signal to discern the position of physical switch automatically, and does corresponding processing.
Claims (4)
1. dual system dual network computer means of communication is characterized in that:
Step 1 is provided with two SSD hard disks and physical switch, and described pair of SSD hard disk comprises Intranet hard disk and outer net hard disk, and synchronization has only a hard disk to power up; The two SSD hard disks of described physical switch control, WIFI module, 3G module and external apparatus interface;
Step 2 is switched the intranet and extranet system by physical switch, after the system power-up start, discerning current system by BIOS is Intranet or outer net, if whether Intranet then detects the USB interface security module and exist, if the result is for being, then do not load the WIFI module, then the 3G module is switched to the Intranet pattern, do not load external interface, only stay a USB interface to use, enter the Intranet system, if the result is for denying execution in step four;
Step 3 when BIOS discerns current system and is outer net, then loads the WIFI module, and the 3G module is switched to the outer net pattern, loads all external interfaces, enters the outer net system;
Step 4, system's power down shutdown.
2. a kind of dual system dual network computer means of communication according to claim 1, it is characterized in that: described pair of SSD hard disk is connected with high-speed analog switch, connects mainboard through the SATA interface.
3. a kind of dual system dual network computer means of communication according to claim 1 and 2 is characterized in that: described Intranet hard disk and outer net hard disk switch employing physics and disconnect isolated part.
4. a kind of dual system dual network computer means of communication according to claim 3, it is characterized in that: described 3G module comprises double SIM card, by the switching of physical switch control double SIM card.
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Cited By (10)
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CN103338198A (en) * | 2013-06-24 | 2013-10-02 | 柳州钢铁股份有限公司 | Method for solving problems of network safety and data silos by using Linux system |
CN103546478A (en) * | 2013-10-30 | 2014-01-29 | 国家信息中心 | Internal and external network secure access method and system |
CN103679063A (en) * | 2012-09-10 | 2014-03-26 | 同方股份有限公司 | Multi-domain switching system and method having access to virtualized desktop |
CN103853987A (en) * | 2012-11-29 | 2014-06-11 | 中晟国计科技有限公司 | Dual-network integrated type computer terminal |
CN103957172A (en) * | 2014-04-30 | 2014-07-30 | 无锡中科软信息技术有限公司 | Internal and external network physical isolation network data automatic switch |
CN104517070A (en) * | 2013-09-29 | 2015-04-15 | 中国科学院上海高等研究院 | Double-system computer and application method thereof |
CN105159719A (en) * | 2015-09-06 | 2015-12-16 | 浙江大华技术股份有限公司 | Starting method and device of master basic input/output system and slave basic input/output system |
CN105635429A (en) * | 2015-03-31 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Virtual SIM card processing method and system and terminal |
CN105825140A (en) * | 2015-07-29 | 2016-08-03 | 维沃移动通信有限公司 | Operating system and data processing method for mobile terminal and mobile terminal |
CN105989308A (en) * | 2015-02-05 | 2016-10-05 | 联想(上海)信息技术有限公司 | Method, device and electronic equipment for realizing double network isolation |
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CN2450705Y (en) * | 2000-11-15 | 2001-09-26 | 谭华 | Physical isolation card for simultaneously connecting internal network and external network with single computer |
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Cited By (15)
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CN103679063A (en) * | 2012-09-10 | 2014-03-26 | 同方股份有限公司 | Multi-domain switching system and method having access to virtualized desktop |
CN103679063B (en) * | 2012-09-10 | 2016-09-14 | 同方股份有限公司 | The multiple domain switched system of a kind of access of virtual desktop and many domain switch methods thereof |
CN103853987A (en) * | 2012-11-29 | 2014-06-11 | 中晟国计科技有限公司 | Dual-network integrated type computer terminal |
CN103338198A (en) * | 2013-06-24 | 2013-10-02 | 柳州钢铁股份有限公司 | Method for solving problems of network safety and data silos by using Linux system |
CN104517070A (en) * | 2013-09-29 | 2015-04-15 | 中国科学院上海高等研究院 | Double-system computer and application method thereof |
CN103546478A (en) * | 2013-10-30 | 2014-01-29 | 国家信息中心 | Internal and external network secure access method and system |
CN103957172A (en) * | 2014-04-30 | 2014-07-30 | 无锡中科软信息技术有限公司 | Internal and external network physical isolation network data automatic switch |
CN103957172B (en) * | 2014-04-30 | 2017-07-04 | 无锡中科软信息技术有限公司 | A kind of inside and outside network physical isolation network data automatic switch-board |
CN105989308A (en) * | 2015-02-05 | 2016-10-05 | 联想(上海)信息技术有限公司 | Method, device and electronic equipment for realizing double network isolation |
CN105989308B (en) * | 2015-02-05 | 2019-03-08 | 联想(上海)信息技术有限公司 | Implementation method, device and the electronic equipment of double net isolation |
CN105635429A (en) * | 2015-03-31 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Virtual SIM card processing method and system and terminal |
CN105635429B (en) * | 2015-03-31 | 2019-03-22 | 宇龙计算机通信科技(深圳)有限公司 | Processing method and system, the terminal of virtual SIM card |
CN105825140A (en) * | 2015-07-29 | 2016-08-03 | 维沃移动通信有限公司 | Operating system and data processing method for mobile terminal and mobile terminal |
CN105825140B (en) * | 2015-07-29 | 2019-07-26 | 维沃移动通信有限公司 | The operating system of mobile terminal and the processing method of data and mobile terminal |
CN105159719A (en) * | 2015-09-06 | 2015-12-16 | 浙江大华技术股份有限公司 | Starting method and device of master basic input/output system and slave basic input/output system |
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Application publication date: 20110216 |